Bilirubin concentration analyzer



FIG. 1 is a top plan view of the bilirubin concentration analyzer;

FIG. 2 is a left side view of the bilirubin concentration analyzer, its opposite side having substantially the same appearance;

FIG. 3 is a rear view of the bilirubin concentration analyzer; and

FIG. 4 is a front view of the bilirubin concentration analyzer. 

The ornamental design for a bilirubin concentration analyzer, as shown and described. 